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Difference between revisions of "Dermal cysts"
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'''Dermal cysts''' | '''Dermal cysts''' are common in [[dermatopathology]]. Dermatopathologists can diagnose 'em. | ||
==Cysts== | ==Cysts== | ||
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===Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN)=== | ===Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN)=== | ||
Rx causes of SJS: | Rx causes of SJS: | ||
*NSAIDs | *NSAIDs. | ||
* | *Anticonvulsants. | ||
* | *Sulfonamides. | ||
* | *Penicillins. | ||
TEN more severe form SJS. | TEN more severe form SJS. | ||
Definition: | Definition: | ||
*>30% sheet-like epidermal detachment, diffuse erythema, severe mucous membrane involvement | *>30% sheet-like epidermal detachment, diffuse erythema, severe mucous membrane involvement. | ||
* | *Most TEN (80%) Rx-related, only 50% of SJS Rx-related. | ||
==Venous lake== | ==Venous lake== | ||
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==Neurofibromatosis (von Recklinghausen's disease)== | ==Neurofibromatosis (von Recklinghausen's disease)== | ||
{{Main|Neurofibromatosis}} | |||
===Etiology=== | ===Etiology=== | ||
*Genetic - autosomal dominant disorder. | *Genetic - autosomal dominant disorder. | ||